3-[2-(2-hydroxyethyl)-4,5-dimethoxyphenyl]-6,7-dimethoxy-2-methylisoquinolin-1-one

3-(2-vinyl-4,5-dimethoxyphenyl)-6,7-dimethoxy-2-methyl-1,2-dihydroisoquinoline-1-one

6,7-dimethoxy-3-[2-(2',2-dimethoxyethyl)-4,5-dimethoxyphenyl]-2-methyl-1(2H)-isoquinolinone

[diacetyloxy-(3,4-dimethoxyphenyl)plumbyl] acetate